Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thirds-Mount Cameras<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Canon EF Lens to Micro 4/3 Body </span></li><li><span class="a-list-item"> Supports In-Camera Aperture Control </span></li><li><span class="a-list-item"> 0.64x Micro 4/3 Crop Factor Compensation </span></li><li><span class="a-list-item"> 1.3-Stop Increase in Lens Apertures </span></li><li><span class="a-list-item"> 6 Optical Elements in 4 Groups </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41QCpQT40mL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41V979U%2BkNL.jpg" noproxy>